Initial work on Scripting sandbox, no longer Entity's responsibility.

lib/scripting/sandbox.rb

@@ -0,0 +1,25 @@
+class IMICFPS
+  module Scripting
+    class SandBox
+      include Scripting
+      def initialize(entity:, script:)
+        @entity = entity
+        @script = script.name
+
+        execute(script.source) if source_safe?(script.source)
+      end
+
+      def source_safe?(source)
+        true # TODO: implement whitelisting/safety checks
+      end
+
+      def execute(source)
+        instance_eval(source)
+      end
+
+      def entity
+        @entity
+      end
+    end
+  end
+end